Field Controls MPL-B, WML-C

30318 R4 9/9/2005

Riello 40F3 and F5 Burner Wiring Diagram

Contents

Main Installation, Operation and Maintenance Manual Oil Fired Warm Air Furnaces WML-C AND MPL-B (Down-Flow or Horizontal Model) ECR International Limited OLSEN Division 30318 R4 9/9/2005 TABLE OF CONTENTS 30318 R4 9/9/2005 INTRODUCTION HEAT LOSS LOCATION OF UNIT DOWN-FLOW INSTALLATION Fig 1 Suspended Installation AIR CONDITIONING Table 1: Clearance to Combustibles 30318 R4 9/9/2005 COMBUSTION AIR CHIMNEY VENTING Page 30318 R4 9/9/2005 OIL TANK PIPING INSTALLATION ELECTRICAL CONNECTIONS 30318 R4 9/9/2005 FAN TIMER BOARD AND LIMIT CONTROL 30318 R4 9/9/2005 If the joining of the blower speed wiring is done in the furnace junction box, tape HUMIDIFIER 30318 R4 9/9/2005 FURNACE INSTALLATION SET- UP 30318 R4 9/9/2005 MAINTENANCE AND SERVICE 30318 R4 9/9/2005 OPERATING INSTRUCTIONS Page 30318 R4 9/9/2005 Pressure Flow Rate Turbulator Output BTU/Hr Burner Model Nozzle Pump Setting () () Page Page Page Page Page 30318 R4 9/9/2005 OPERATION OF OIL BURNER Page Page 30318 R4 9/9/2005 R7184 SEQUENCE of OPERATION 30318 R4 9/9/2005 Table C-1: ELECTRONIC FAN TIMER BOARD (EFT) DETAILED SEQUENCE OF OPERATION d. Limit switch string closes (with existing call for heat). 30318 R4 9/9/2005 R7184 LED DIAGNOSTIC LIGHT TROUBLESHOOTING If burner still doesn't start, replace R7184. 30318 R4 9/9/2005 Table C-3: R7184 TROUBLESHOOTING IMPORTANT Page 30318 R4 9/9/2005 TABLE C4: SYSTEM AND GENERAL TROUBLESHOOTING Problem Possible Cause Remedy 30318 R4 9/9/2005 TABLE C-4: SYSTEM AND GENERAL TROUBLESHOOTING Problem Possible Cause Remedy 30318 R4 9/9/2005 FINAL CHECK OUT PARTS LISTING: COUNTERFLOW HORIZONTAL MODEL: WML C Ref. No. Description PART NO. Page Page Page PARTS LISTING: COUNTERFLOW HORIZONTAL MODEL: MPL Ref. No. Description PART NO. PARTS LISTING: COUNTERFLOW HORIZONTAL DIRECT VENT MODEL: MPL BB2U Ref. No. Description PART NO. PARTS LISTING: SUB BASE FOR COMBUSTIBLE FLOOR INSTALLATION: MPL B